Slow Cooker Olive Garden Chicken Pasta Recipe

You’ve made a creamy chicken pasta before. Maybe you’ve even tried a slow cooker version, like a classic slow cooker chicken stew.

But I promise, you’ve never made it like this. This Slow Cooker Olive Garden Chicken Pasta has one secret ingredient that changes everything.

Ready to find out what it is? It’s the key to that rich, savory, “I-can’t-believe-this-is-homemade” pasta sauce. Let’s get started.

Recipe Overview

Here’s the quick look at what we’re making today. It’s your roadmap to an incredible Italian dinner with almost no effort.

• Cuisine: Italian-American
• Category: Main Course
• Prep Time: 15 minutes
• Cook Time: 4 hours (Low)
• Total Time: 4 hours 15 minutes
• Servings: 6

The Secret Ingredient That Makes All the Difference

I’ve tested this recipe a dozen ways. The game-changer isn’t fancy cheese or a special herb.

It’s sun-dried tomato pesto. Not just the oil-packed tomatoes, but the actual pesto. You’ll find it in a jar near the regular pesto.

Why does it work? It packs a concentrated punch of umami, sweetness, and herbaceous flavor. It melts right into the cream, creating a complex sauce base that plain tomatoes or paste just can’t match. This is the soul of our copycat.

Why This Method is Better (My Pro-Tips)

Anyone can dump ingredients in a pot. We’re building layers of flavor, even in a slow cooker.

My big tip? Don’t skip the sear. I know, it’s an extra pan. But browning that chicken first creates fond—those tasty browned bits at the bottom of the pan.

Recipe

Slow Cooker Olive Garden Chicken Pasta Recipe

Make Slow Cooker Olive Garden Chicken Pasta Recipe with simple ingredients and clear steps. Prep, cook, and enjoy—perfect for cozy evenings.

Author: Ashley Vaughn

Prep: 15 min | Cook: 4 hours | Total: 4 hours

Serves: - 4 + bites

★ Rate 🖨 Print

The “Upgraded” Ingredient List

• 2 lbs boneless, skinless chicken breasts
• 1 tsp each kosher salt and black pepper
• 1 tbsp olive oil
• 1 small yellow onion, finely diced
• 4 cloves garlic, minced
• 1 cup chicken broth
• 1 (8 oz) jar sun-dried tomato pesto
• 1 tsp dried Italian seasoning
• 1/2 tsp red pepper flakes (optional)
• 1 cup heavy cream or half-and-half
• 1 cup freshly grated Parmesan cheese, plus more for serving
• 1 (16 oz) box fettuccine or penne pasta
• 1 (5 oz) bag fresh baby spinach
• Fresh basil, for garnish

The Pro-Method (Step-by-Step)

1

Pat your chicken breasts very dry. Season them all over with the salt and pepper. This helps get a perfect sear.

2

Heat the olive oil in a large skillet over medium-high heat. Add the chicken and sear for 3-4 minutes per side, until you get a golden-brown crust. You’re not cooking it through, just building color. Transfer the chicken to your slow cooker.

3

In the same skillet, add the diced onion. Cook for 3 minutes until it starts to soften. Add the garlic and cook for 1 more minute until fragrant.

4

Pour in the chicken broth. Use your spoon to scrape up all the glorious browned bits from the pan bottom. Let it simmer for 1 minute, then pour this entire mixture over the chicken in the slow cooker.

5

Spoon the sun-dried tomato pesto over the chicken. Sprinkle with Italian seasoning and red pepper flakes (if using). Give everything a gentle stir around the chicken.

6

Cover and cook on LOW for 4 hours, or on HIGH for 2-2.5 hours. The chicken should be tender enough to shred easily with two forks.

7

Remove the chicken to a cutting board and shred it. Meanwhile, add the heavy cream and grated Parmesan to the slow cooker. Whisk until the cheese melts and the sauce is smooth.

8

Cook your pasta in salted boiling water according to package directions for al dente. It will finish cooking in the sauce.

9

Add the shredded chicken, drained pasta, and fresh spinach to the creamy sauce in the slow cooker. Gently toss everything together until the spinach wilts and the pasta is coated.

10

Let it sit for 5-10 minutes to thicken slightly. Serve immediately, topped with extra Parmesan and fresh basil.

Notes

Enjoy your homemade Slow Cooker Olive Garden Chicken Pasta Recipe!

Nutrition Information

Calories: ~680

Protein: 48g

Carbohydrates: 62g

Fat: 28g

Saturated Fat: 13g

Fiber: 4g

Did You Make This?

Leave a review and tag us on social media!

We deglaze that pan with a bit of our sauce liquid. We scrape every last bit of flavor into our slow cooker. That’s the foundation of a truly great meal.

The “Upgraded” Ingredient List

These are the building blocks. Use the best you can find, especially the pesto and the cheese.

• 2 lbs boneless, skinless chicken breasts
• 1 tsp each kosher salt and black pepper
• 1 tbsp olive oil
• 1 small yellow onion, finely diced
• 4 cloves garlic, minced
• 1 cup chicken broth
• 1 (8 oz) jar sun-dried tomato pesto
• 1 tsp dried Italian seasoning
• 1/2 tsp red pepper flakes (optional)
• 1 cup heavy cream or half-and-half
• 1 cup freshly grated Parmesan cheese, plus more for serving
• 1 (16 oz) box fettuccine or penne pasta
• 1 (5 oz) bag fresh baby spinach
• Fresh basil, for garnish

The Pro-Method (Step-by-Step)

Follow these steps in order. This is where the magic happens, slowly and beautifully.

1. Pat your chicken breasts very dry. Season them all over with the salt and pepper. This helps get a perfect sear.
2. Heat the olive oil in a large skillet over medium-high heat. Add the chicken and sear for 3-4 minutes per side, until you get a golden-brown crust. You’re not cooking it through, just building color. Transfer the chicken to your slow cooker.
3. In the same skillet, add the diced onion. Cook for 3 minutes until it starts to soften. Add the garlic and cook for 1 more minute until fragrant.
4. Pour in the chicken broth. Use your spoon to scrape up all the glorious browned bits from the pan bottom. Let it simmer for 1 minute, then pour this entire mixture over the chicken in the slow cooker.
5. Spoon the sun-dried tomato pesto over the chicken. Sprinkle with Italian seasoning and red pepper flakes (if using). Give everything a gentle stir around the chicken.
6. Cover and cook on LOW for 4 hours, or on HIGH for 2-2.5 hours. The chicken should be tender enough to shred easily with two forks.
7. Remove the chicken to a cutting board and shred it. Meanwhile, add the heavy cream and grated Parmesan to the slow cooker. Whisk until the cheese melts and the sauce is smooth.
8. Cook your pasta in salted boiling water according to package directions for al dente. It will finish cooking in the sauce.
9. Add the shredded chicken, drained pasta, and fresh spinach to the creamy sauce in the slow cooker. Gently toss everything together until the spinach wilts and the pasta is coated.
10. Let it sit for 5-10 minutes to thicken slightly. Serve immediately, topped with extra Parmesan and fresh basil.

Common Mistakes & How to Fix Them

Even pros run into issues. Here’s how to avoid the big ones.

Mistake #1: A watery sauce. This happens if you add the pasta raw to the slow cooker or use low-fat cream. My fix is always cooking the pasta separately. The starch from the pasta water can also help. Save a cup before draining and stir a splash in if your sauce needs tightening.

Mistake #2: Overcooked, dry chicken. Chicken breasts can dry out even in a slow cooker. The sweet spot is 4 hours on low. If you go longer, the muscle fibers tighten and squeeze out moisture. Use a meat thermometer if unsure; aim for 165°F internally.

Variations for the Adventurous Cook

Mastered the base recipe? Let’s play. These swaps take it in delicious new directions.

Try using chicken thighs for a richer, more forgiving meat. Swap the spinach for chopped kale added in the last 30 minutes. For a smoky twist, add 1/2 cup of chopped cooked bacon with the cream.

Love mushrooms? Sauté 8 oz of sliced cremini mushrooms with the onions. They’ll add a deep, earthy flavor that pairs perfectly with the sun-dried tomato. If you enjoy sweet and savory combinations, the technique in this slow cooker Hawaiian chicken could inspire a pineapple or bell pepper variation.

Nutrition Notes

This is a rich, comforting dish. Here’s a general breakdown per serving.

• Calories: ~680
• Protein: 48g
• Carbohydrates: 62g
• Fat: 28g
• Saturated Fat: 13g
• Fiber: 4g

Your Pro-Level Questions Answered

These are the questions my cooking friends ask me most often.

Can I make this ahead of time?

Absolutely. Prepare the recipe through step 6 (shredding the chicken). Let the sauce and chicken cool, then store together in the fridge for up to 2 days. When ready, reheat gently in a large pot on the stove, then proceed with adding cooked pasta and spinach.

What’s the best pasta shape to use here?

You want a shape that holds the sauce. Fettuccine is classic. Rigatoni, penne, or cavatappi are also excellent choices. Their nooks and tubes trap the creamy sauce in every bite.

My sauce broke and looks greasy. What do I do?

Don’t panic. This can happen if the heat was too high when adding dairy. Remove it from the heat source. Whisk in a tablespoon of very hot water or broth at a time until it comes back together. It should smooth right out.

A Few Final Secrets

You now have the blueprint for the best slow cooker pasta out there. But I’ll leave you with two more insider notes.

First, always salt your pasta water like the sea. It should taste like the ocean. This is your only chance to season the pasta itself. Second, let the finished dish rest for those 5-10 minutes off the heat. It allows the flavors to marry and the sauce to cling to the pasta perfectly.

Now that you have the secret, go try it! Did the sun-dried tomato pesto change the game for you? If you love bold, aromatic flavors, you might also enjoy an Asian-inspired slow cooker sesame ginger chicken for your next easy dinner. What variations did you love? Let me know in the comments below—I read every one!